Finding the Fourth Proportional to 81,075.60, 111,886.56 and 45,264.24

Step by Step Solution

1. Step 1: Write the proportion equation
   81,075.60 : 111,886.56 = 45,264.24 : x
2. Step 2: Convert to fraction form
   81,075.60/111,886.56 = 45,264.24/x
3. Step 3: Cross multiply
   81,075.60x = 111,886.56 × 45,264.24
4. Step 4: Simplify right side
   81,075.60x = 5,064,460,104.61
5. Step 5: Solve for x
   x = 5,064,460,104.61/81,075.60
6. Step 6: Final answer
   x = 62,465.90